assertNull(options.name);
        assertNull(options.propertiesPath);
        assertEquals(1, options.numOfThreads);
        assertFalse(options.cleanup);
    }

    public void test_Options_toString() {
        // Test Options toString method
        ThumbnailGenerator.Options options = new ThumbnailGenerator.Options();
        options.sessionId = "test-session";
        options.name = "test-name";

        assertTrue(result.contains("sessionId=null"));
        assertTrue(result.contains("propertiesPath=null"));
    }

    // Test Options toString method
    public void test_Options_toString() {
        SuggestCreator.Options options = new SuggestCreator.Options();
        options.sessionId = "test-session";
        options.name = "test-name";
        options.propertiesPath = "/path/to/props";

        assertTrue(result.contains("data1"));
        assertTrue(result.contains("data2"));
        assertTrue(result.contains("data3"));
        assertTrue(result.contains("data4"));
    }

    public void test_Options_toString() {
        Crawler.Options options = new Crawler.Options();
        options.sessionId = "session123";
        options.name = "testCrawl";
        options.webConfigIds = "web1,web2";